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WanderNerd

Flight Reliability

UA 384 · United Airlines

Denver → Honolulu (DENHNL)94% of its flights flew this route. The rest (MCI–DEN) are included in these numbers.

81
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
7 min
Average arrival delay
0.5%
Cancelled
4 min early
Median arrival delay

Based on 390 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

UA 384 departing between 12–3 PM arrived on time 80% of the time, versus 60% between 6–9 AM.

Tuesday is the weak spot.

UA 384 arrived on time 82% of the time on Mondays. On Tuesdays: 73%.

Recent months have been rougher.

UA 384 arrived on time 73% of the time over the last three months in the data, compared with 82% in the three months before that.

The breakdown

On-time by weekday
  • Mon82%(56 flights)
  • Tue73%(55 flights)
  • Wed75%(55 flights)
  • Thu74%(54 flights)
  • Fri82%(54 flights)
  • Sat82%(55 flights)
  • Sun77%(56 flights)
On-time by departure window
  • 6–9 AM60%(25 flights)
  • 9 AM–12 PM76%(105 flights)
  • 12–3 PM80%(255 flights)
On-time trend by month
74%
May

Jun 70% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%53
July 202562%29
August 202587%30
September 202580%30
October 202584%31
November 202590%30
December 202590%31
January 202681%31
February 202675%28
March 202668%31
April 202677%30
May 202674%31
Departures on time
81%
Diverted
0.8%
Flights flown
385
Months covered
12

Based on 390 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.